Evaluate
\frac{157}{12}\approx 13.083333333
Factor
\frac{157}{2 ^ {2} \cdot 3} = 13\frac{1}{12} = 13.083333333333334
Quiz
Arithmetic
5 problems similar to:
6 \frac { 3 } { 4 } + 3 \frac { 1 } { 2 } + 2 \frac { 5 } { 6 }
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\frac{24+3}{4}+\frac{3\times 2+1}{2}+\frac{2\times 6+5}{6}
Multiply 6 and 4 to get 24.
\frac{27}{4}+\frac{3\times 2+1}{2}+\frac{2\times 6+5}{6}
Add 24 and 3 to get 27.
\frac{27}{4}+\frac{6+1}{2}+\frac{2\times 6+5}{6}
Multiply 3 and 2 to get 6.
\frac{27}{4}+\frac{7}{2}+\frac{2\times 6+5}{6}
Add 6 and 1 to get 7.
\frac{27}{4}+\frac{14}{4}+\frac{2\times 6+5}{6}
Least common multiple of 4 and 2 is 4. Convert \frac{27}{4} and \frac{7}{2} to fractions with denominator 4.
\frac{27+14}{4}+\frac{2\times 6+5}{6}
Since \frac{27}{4} and \frac{14}{4} have the same denominator, add them by adding their numerators.
\frac{41}{4}+\frac{2\times 6+5}{6}
Add 27 and 14 to get 41.
\frac{41}{4}+\frac{12+5}{6}
Multiply 2 and 6 to get 12.
\frac{41}{4}+\frac{17}{6}
Add 12 and 5 to get 17.
\frac{123}{12}+\frac{34}{12}
Least common multiple of 4 and 6 is 12. Convert \frac{41}{4} and \frac{17}{6} to fractions with denominator 12.
\frac{123+34}{12}
Since \frac{123}{12} and \frac{34}{12} have the same denominator, add them by adding their numerators.
\frac{157}{12}
Add 123 and 34 to get 157.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}